.tabs{
  width: 100%;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.tabs-title{
  display: flex;
  height: 100px;
  align-items: center;
  background-color: white;

  &-item{
    margin: 0 10px;
    font-size: 30px;
    position: relative;
    padding-bottom: 30px;
    margin-left: 20px;
  }

  .selected{
    font-size: 40px;
    font-weight: bolder;

    &:after{
      content: '';// CSS伪类用法
      position: absolute;// 定位横线的位置
      top: 50px;
      left: 10%;
      background-color: red;
      width: 80%;// 横线的宽度，每边分半为50%则是左右两边横线之间没有空隙
      height: 10px;// 横线的高度
      z-index: 100;
    }
  }
}

.tabs-content{
  flex: 1;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  
  .animation-come{
    width: 100%;
    height: 100%;
    -webkit-transition: all 0.75s;  
    -moz-transition: all 0.75s;  
    -ms-transition: all 0.75s;  
    -o-transition: all 0.75s;  
    transition: all 0.75s;  
    opacity: 1;
  }
  .animation-out{
    // width: 0;
    height: 0;
    overflow: hidden;
    -webkit-transition: all 0.75s;  
    -moz-transition: all 0.75s;  
    -ms-transition: all 0.75s;  
    -o-transition: all 0.75s;  
    transition: all 0.75s;  
    opacity: 0;
    touch-action: pan-x;
    // transform: translate3d(-100%, 0, 1px);
  }
}